Knowledge base for software setup, errors, and daily tool work.

Windows Security App Not Opening as Administrator: Fixes

When you try to open the Windows Security app and it fails to launch, often with no error message...

Fix Nginx Configuration Test Failure After Adding Proxy Pass

You add a proxy_pass directive to an Nginx server block, run nginx -t, ...

Cloudflare Origin Certificate Setup for Apache

If you use Cloudflare's proxy (orange cloud), you can set up an origin certificate to encrypt...

How to Allow Unrelated Histories in Git Merge

Fix Chrome Black Screen After Enabling Hardware Acceleration

Users on Reddit frequently report a black screen in Chrome after turning on hardware acceleration...

Fix npm install Permission Denied (EACCES) Error

When you run npm install and see an error like Error: EACCES: permission denie...